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Finding the Fourth Proportional to 181,065, 271,604.86 and 86,246.44

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Solution

The fourth proportional to 181,065, 271,604.86 and 86,246.44 is: 129,373.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,065 : 271,604.86 = 86,246.44 : x
  2. Step 2: Convert to fraction form
    181,065/271,604.86 = 86,246.44/x
  3. Step 3: Cross multiply
    181,065x = 271,604.86 × 86,246.44
  4. Step 4: Simplify right side
    181,065x = 23,424,952,261.70
  5. Step 5: Solve for x
    x = 23,424,952,261.70/181,065
  6. Step 6: Final answer
    x = 129,373.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.